Laser - Wikipedia
A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation.
Laser vs. Lazer: Which One Is Right? - History Tools
Mar 24, 2024 · At its core, a laser utilizes atoms of a chosen gas, liquid, crystal or semiconductor that can be stimulated to release uniform packets of light called photons. The emitted particles travel …
Laser | Definition, Acronym, Principle, Applications, & Types - Britannica
Dec 4, 2025 · Laser, a device that stimulates atoms or molecules to emit light at particular wavelengths and amplifies that light, typically producing a very narrow beam of radiation. The emission generally …
Laser or Lazer? Which Is Correct? - Mr. Greg
Jan 25, 2024 · Although both words may sound identical when spoken, only laser is the correct spelling in standard English. In this article, we will explore the origin and meaning of the word laser, explain …
Lazer - definition of Lazer by The Free Dictionary
Lasers produce coherent light through a process called stimulated emission. The laser contains a chamber in which atoms of a medium such as a synthetic ruby rod or a gas are excited to a high …
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What Is a Laser? | NASA Space Place – NASA Science for Kids
Sep 25, 2025 · The letters in the word laser stand for L ight A mplification by S timulated E mission of R adiation. A laser is an unusual light source. It is quite different from a light bulb or a flash light. Lasers …
Laser vs. Lazer: Which Is Correct? - Laser Classroom
Apr 27, 2025 · “Laser” or “lazer”? We break down the most common spelling errors and explain why only one spelling is correct.
Understanding the Differences: Laser vs Lazar vs Lazer - Proper Usage ...
Lasers are devices that emit focused and coherent beams of light through a process called stimulated emission, and they have a wide range of applications in various fields such as medicine, technology, …
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